Yael from WorldNomads.com here.
Trekking & hiking can be included onto our policies, however specific coverage, including mountaineering, depends on your country of residence. I suggest that you contact our Customer Service team: https://pp.worldnomads.com/contact-us who can provide you with more advice for your upcoming trip to Mt Kilimanjaro. They are always happy to help!
Happy travels! 9 months ago